Finding the Fourth Proportional to 299,382,830.70, 449,139,564.45 and 170,052,398.70
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Solution
The fourth proportional to 299,382,830.70, 449,139,564.45 and 170,052,398.70 is: 255,115,699.55
Step by Step Solution
- Step 1: Write the proportion equation
299,382,830.70 : 449,139,564.45 = 170,052,398.70 : x - Step 2: Convert to fraction form
299,382,830.70/449,139,564.45 = 170,052,398.70/x - Step 3: Cross multiply
299,382,830.70x = 449,139,564.45 × 170,052,398.70 - Step 4: Simplify right side
299,382,830.70x = 76,377,260,285,795,744 - Step 5: Solve for x
x = 76,377,260,285,795,744/299,382,830.70 - Step 6: Final answer
x = 255,115,699.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.